glibc/nptl/sysdeps/s390/jmpbuf-unwind.h
Roland McGrath db169ed561 * sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h
(PTR_MANGLE): Fix cast.

	* sysdeps/alpha/bits/setjmp.h (_JMPBUF_UNWINDS): Take third argument
	DEMANGLE, and pass SP value through it.
	* sysdeps/hppa/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
	* sysdeps/i386/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
	* sysdeps/m68k/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
	* sysdeps/mips/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
	* sysdeps/powerpc/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
	* sysdeps/s390/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
	* sysdeps/sh/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
	* sysdeps/sparc/sparc32/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
	* sysdeps/unix/sysv/linux/ia64/bits/setjmp.h: Likewise.
	* sysdeps/unix/sysv/linux/sparc/bits/setjmp.h: Likewise.
	* sysdeps/x86_64/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
	* hurd/sigunwind.c (_hurdsig_longjmp_from_handler): Pass inline
	demangler function to _JMPBUF_UNWINDS.
	* sysdeps/mach/hurd/jmp-unwind.c (demangle_ptr): New function.
	(_longjmp_unwind): Pass it to _JMPBUF_UNWINDS.
2005-12-28 05:42:30 +00:00

48 lines
1.7 KiB
C

/* Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <setjmp.h>
#include <stdint.h>
#include <unwind.h>
#include <bits/wordsize.h>
#include <sysdep.h>
/* On s390{,x}, CFA is always 96 (resp. 160) bytes above actual
%r15. */
#define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \
_JMPBUF_UNWINDS_ADJ (_jmpbuf, \
(void *) (_Unwind_GetCFA (_context) \
- 32 - 2 * __WORDSIZE), _adj)
static inline uintptr_t __attribute__ ((unused))
_jmpbuf_sp (__jmp_buf regs)
{
uintptr_t sp = regs[0].__gregs[__JB_GPR15];
#ifdef PTR_DEMANGLE
PTR_DEMANGLE (sp);
#endif
return sp;
}
#define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \
((uintptr_t) (_address) - (_adj) < _jmpbuf_sp (_jmpbuf) - (_adj))
/* We use the normal longjmp for unwinding. */
#define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val)